When oil prices fluctuate globally, the BAF is imposed to basic ocean freight to stabilize the cost of freight. BAF has derived from the term bunker (fuel storage containers). Such surcharge is added up on the ocean freight by shipping companies to supplement fuel factor costs and termed as BAF.
Popular Answers. 1  A phase, or state of matter, is a domain within a many-body system within which relevant physical properties are uniform. Relevant properties may include chemical composition, stoichiometry, and density, which do not reflect how the components are arranged in space.
Formula Edit. The phase of an oscillation or wave refers to a sinusoidal function such as the following: where, , and are constant parameters called the amplitude, frequency, and phase of the sinusoid.These functions are periodic with period, and they are identical except for a displacement of along the axis.The term phase can refer to several different things :hase in sinusoidal functions or in waves has two different, but closely related, meanings. One is the initial angle of a sinusoidal function at its origin and is sometimes called phase offset or phase difference.